#4EC9F5#4EC9F5

#4EC9F5 is a light, vivid cyan. Relative luminance 0.500; OKLCH L 78.5% C 0.124 H 225.6°. Best body text is #000000 at 11.00:1 contrast (WCAG AA passes).

Color values

HEX	#4EC9F5
RGB	rgb(78, 201, 245)
HSL	hsl(196, 89%, 63%)
HSV	hsv(196, 68%, 96%)
CMYK	cmyk(68.2%, 18%, 0%, 3.9%)
CIE-LAB	lab(76.06, -20.54, -31.64)
CIE-LCH	lch(76.06, 37.72, 237.01°)
OKLab	oklab(78.51% -0.0867 -0.0885)
OKLCH	oklch(78.51% 0.124 225.6)
XYZ	xyz(40.5033, 49.9810, 93.8812)
Luminance	0.4999 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4EC9F5 #F57A4E

analogous

#4EF5CD #4EC9F5 #4E75F5

triadic

#4EC9F5 #F54EC9 #C9F54E

tetradic

#4EC9F5 #CD4EF5 #F57A4E #75F54E

square

#4EC9F5 #CD4EF5 #F57A4E #75F54E

split-complementary

#4EC9F5 #F54E75 #F5CD4E

monochromatic

#0B8FBE #14B7F2 #4EC9F5 #88DBF8 #C2ECFC

Accessibility & contrast

On white

1.91

#4EC9F5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.00

#4EC9F5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4EC9F5

11.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4EC9F5	#FFFFFF	#000000	##000000
##4EC9F5	1.00	1.91	11.00	11.00
#FFFFFF	1.91	1.00	21.00	21.00
#000000	11.00	21.00	1.00	1.00
##000000	11.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B1C5F7

Deuteranopia (green-blind)

#9AB4F4

Tritanopia (blue-blind)

#00D6D7

Achromatopsia (no color)

#BBBBBB

Design tokens & code

CSS

--color: #4ec9f5;
/* rgb */ color: rgb(78, 201, 245);
/* oklch */ color: oklch(78.5% 0.124 225.6);

Tailwind

colors: {
  custom: {
    50: '#92d9f8',
    500: '#4ec9f5',
    950: '#000000',
  },
}

SCSS

$custom: #4ec9f5;
$custom-light: #92d9f8;
$custom-dark: #000000;

JSON

{
  "hex": "#4ec9f5",
  "rgb": {
    "r": 78,
    "g": 201,
    "b": 245
  },
  "hsl": {
    "h": 195.808,
    "s": 89.305,
    "l": 63.333
  },
  "oklch": {
    "l": 0.78509,
    "c": 0.12388,
    "h": 225.6
  },
  "luminance": 0.49986
}

Semantic roles & 50–950 ramp

primary

#4EC9F5

secondary

#EDC1B2

accent

#3C00E6

background

#F9FDFF

surface

#F2FAFF

border

#CCD3D7

text

#0E1417

muted

#7E8385

Preview Lab

Preview with #4EC9F5

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →